Question

I have never seen him before. In this sentence before is which parts of speech

Answer 1

Answer:

before is an Adverb

Explanation:

The word Before can be an adverb a preposition or a Conjunction...

it is only a Preposition if it is followed by a noun(I.e. the noun is called the object)

It is a Conjunction if it connects two clauses

the above sentence is an adverb because it tells you that you have never seen this person I'm your life...had it been "I have never seen him after....this implies that you have seen this person once or twice......

Answer 2

I have never seen him before.(begins - Never)

*Answer*

Never have I seen him before